1. Department of Electronic & Computer Engineering The Hong Kong University of Science and Technology, Clear Water Bay Kowloon Hong Kong China
2. HKUST‐Shenzhen Research Institute Shenzhen China
3. Department of Materials Science and Engineering, Shenzhen Key Laboratory of Full Spectral Solar Electricity Generation (FSSEG) Southern University of Science and Technology Shenzhen China
4. Guangdong‐Hong Kong‐Macao Joint Laboratory for Intelligent Micro‐Nano Optoelectronic Technology HKUST, Clear Water Bay Kowloon Hong Kong China